IEC-185 Max continuous operating voltage (UC):255V--440V Protection class C OEM offered, professional manuacturer 20KA Power Surge Protective Device DGM-type surge protector(hereinafter referred to as SPD)adapted to AC,mainly used forrated voltage not exceeding 1000V(RMS),200/380V,50/60Hz power supply system,not exceeding 1500V DC voltage of the circuit and equipment of the Surge Protection.SPD ...